A044470 Numbers n such that string 2,2 occurs in the base 5 representation of n but not of n+1.

12, 37, 64, 87, 112, 137, 162, 189, 212, 237, 262, 287, 324, 337, 362, 387, 412, 439, 462, 487, 512, 537, 564, 587, 612, 637, 662, 689, 712, 737, 762, 787, 814, 837, 862, 887, 912, 949, 962, 987, 1012, 1037, 1064, 1087, 1112